One of champion driver Walter Röhrl's biggest regrets was the 1981 San Remo Rally, which featured him in a rear-wheel-drive 911 SC facing off against the advanced all-wheel-drive Audis. A broken axle on the last stage took him out of the race. Now, 30 years later, he's got a chance to win in the same car. »4/05/11 3:30pm 4/05/11 3:30pm